PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • They are used to make the wind turbines, electric cars, and some other alternative energy products that green energy advocates love to imagine will one day be bountiful across the U.S. If you know about rare earth metals, then you also probably know that China is the leading source for these metals.
http://www.w3.org/ns/prov#wasQuotedFrom
  • theatlantic.com